<template>
  <h3 class="test">
    蒋晟松de test
    <div class="box"></div>
  </h3>
</template>
<script>
export default {}
</script>

<style lang="scss" scoped>
.test {
  background-color: antiquewhite;
  .box {
    width: 20px;
    height: 20px;
    border: solid 1px #fc0;
  }
}
</style>
